Content Repurpose - Scheduler (buffer)

The workflow JSON

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{
  "name": "Content Repurpose - Scheduler (Buffer)",
  "nodes": [
    {
      "parameters": {
        "httpMethod": "POST",
        "path": "scheduler",
        "options": {}
      },
      "id": "webhook-trigger",
      "name": "Webhook Trigger",
      "type": "n8n-nodes-base.webhook",
      "typeVersion": 2,
      "position": [
        240,
        300
      ]
    },
    {
      "parameters": {
        "jsCode": "// Process each scheduled item\nconst input = $input.first().json;\nconst outputs = [];\n\nfor (const schedule of input.schedules) {\n  outputs.push({\n    content_id: input.content_id,\n    output_id: schedule.output_id,\n    platform: schedule.platform,\n    scheduled_for: schedule.scheduled_for\n  });\n}\n\nreturn outputs;"
      },
      "id": "split-schedules",
      "name": "Split Schedules",
      "type": "n8n-nodes-base.code",
      "typeVersion": 2,
      "position": [
        440,
        300
      ]
    },
    {
      "parameters": {
        "url": "={{ $env.DASHBOARD_URL }}/api/content/{{ $json.content_id }}/outputs",
        "authentication": "genericCredentialType",
        "genericAuthType": "httpHeaderAuth",
        "options": {}
      },
      "id": "fetch-output",
      "name": "Fetch Output Content",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4.2,
      "position": [
        640,
        300
      ]
    },
    {
      "parameters": {
        "jsCode": "const schedule = $('Split Schedules').first().json;\nconst outputs = $input.first().json.data.outputs;\n\n// Find the output for this platform\nconst output = outputs.find(o => o.platform === schedule.platform);\n\nif (!output) {\n  throw new Error(`No output found for platform: ${schedule.platform}`);\n}\n\n// Get the final copy (edited or original)\nconst copy = output.editedCopy || output.rewrittenCopy;\nconst hashtags = output.editedHashtags.length > 0 \n  ? output.editedHashtags \n  : output.hashtags;\n\nreturn [{\n  output_id: schedule.output_id,\n  platform: schedule.platform,\n  scheduled_for: schedule.scheduled_for,\n  text: `${copy}\\n\\n${hashtags.join(' ')}`,\n  image_url: output.optimizedImageUrl\n}];"
      },
      "id": "prepare-buffer-post",
      "name": "Prepare Buffer Post",
      "type": "n8n-nodes-base.code",
      "typeVersion": 2,
      "position": [
        840,
        300
      ]
    },
    {
      "parameters": {
        "method": "POST",
        "url": "https://api.bufferapp.com/1/updates/create.json",
        "authentication": "genericCredentialType",
        "genericAuthType": "httpHeaderAuth",
        "sendHeaders": true,
        "headerParameters": {
          "parameters": [
            {
              "name": "Authorization",
              "value": "Bearer {{ $env.BUFFER_ACCESS_TOKEN }}"
            }
          ]
        },
        "sendBody": true,
        "bodyParameters": {
          "parameters": [
            {
              "name": "text",
              "value": "={{ $json.text }}"
            },
            {
              "name": "profile_ids[]",
              "value": "={{ $env['BUFFER_' + $json.platform.toUpperCase() + '_PROFILE_ID'] }}"
            },
            {
              "name": "scheduled_at",
              "value": "={{ $json.scheduled_for }}"
            },
            {
              "name": "media[photo]",
              "value": "={{ $json.image_url }}"
            }
          ]
        },
        "options": {}
      },
      "id": "buffer-create",
      "name": "Create Buffer Post",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4.2,
      "position": [
        1040,
        300
      ]
    },
    {
      "parameters": {
        "method": "PATCH",
        "url": "={{ $env.DASHBOARD_URL }}/api/content/{{ $('Split Schedules').first().json.content_id }}/outputs/{{ $json.output_id }}",
        "authentication": "genericCredentialType",
        "genericAuthType": "httpHeaderAuth",
        "sendHeaders": true,
        "headerParameters": {
          "parameters": [
            {
              "name": "x-n8n-secret",
              "value": "={{ $env.N8N_CALLBACK_SECRET }}"
            }
          ]
        },
        "sendBody": true,
        "specifyBody": "json",
        "jsonBody": "={\"bufferPostId\": \"{{ $('Create Buffer Post').first().json.updates[0].id }}\"}",
        "options": {}
      },
      "id": "update-output",
      "name": "Update Output with Buffer ID",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4.2,
      "position": [
        1240,
        300
      ]
    }
  ],
  "connections": {
    "Webhook Trigger": {
      "main": [
        [
          {
            "node": "Split Schedules",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Split Schedules": {
      "main": [
        [
          {
            "node": "Fetch Output Content",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Fetch Output Content": {
      "main": [
        [
          {
            "node": "Prepare Buffer Post",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Prepare Buffer Post": {
      "main": [
        [
          {
            "node": "Create Buffer Post",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Create Buffer Post": {
      "main": [
        [
          {
            "node": "Update Output with Buffer ID",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  },
  "settings": {
    "executionOrder": "v1"
  },
  "staticData": null,
  "tags": [
    {
      "name": "content-repurpose"
    },
    {
      "name": "scheduler"
    }
  ],
  "triggerCount": 1,
  "active": true
}

About this workflow

Content Repurpose - Scheduler (Buffer). Uses httpRequest. Webhook trigger; 6 nodes.

Source: https://github.com/aidvgg/content-repurposing-engine/blob/7e84d3121b3aa4d00932c7f8608b6bea9ebcb93d/n8n/workflows/scheduler.json — original creator credit. Request a take-down →

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